From patchwork Tue Apr 19 20:51:56 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Charles Mirabile X-Patchwork-Id: 12819421 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 025CFC433F5 for ; Tue, 19 Apr 2022 20:52:48 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1357753AbiDSUz2 (ORCPT ); Tue, 19 Apr 2022 16:55:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:43138 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1354507AbiDSUzZ (ORCPT ); Tue, 19 Apr 2022 16:55:25 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.133.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 9743A3F332 for ; Tue, 19 Apr 2022 13:52:41 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1650401560; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=uTjYvD2H2yAhu4F9ELwLlkHbskBphdGN/dCfYNdPzmY=; b=JBWoR8FAZ6uw6gZhNyR6y3HGhbD/T2xWPuNdlYDquAUzB5+2ZEz4PpS7JDQFUx99QDa8bh euY+ABOH3F8Ug+/LUAqz0PO5qlHkRYdJRdcT00jhq9LI1k+VgdjIJT+bwvVxFFrYvCNe8g fdI4N1dlf2QrUkHtz/Nbh7pMb6oL6sM= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-454-mH1b93fDN2Oc2Nk-0m7bzw-1; Tue, 19 Apr 2022 16:52:37 -0400 X-MC-Unique: mH1b93fDN2Oc2Nk-0m7bzw-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 246E91C00BA0; Tue, 19 Apr 2022 20:52:28 +0000 (UTC) Received: from cmirabil.remote.csb (unknown [10.22.8.24]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7697A2166B4F; Tue, 19 Apr 2022 20:52:27 +0000 (UTC) From: Charles Mirabile To: linux-kernel@vger.kernel.org Cc: Charles Mirabile , Serge Schneider , Stefan Wahren , Nicolas Saenz Julienne , Mattias Brugger , linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org, fedora-rpi@googlegroups.com, Miguel Ojeda , Rob Herring , Krzysztof Kozlowski , Dmitry Torokhov , Lee Jones , devicetree@vger.kernel.org, linux-input@vger.kernel.org, Mwesigwa Guma , Joel Savitz Subject: [PATCH v9 4/6] dt-bindings: mfd: sensehat: Add Raspberry Pi Sense HAT schema Date: Tue, 19 Apr 2022 16:51:56 -0400 Message-Id: <20220419205158.28088-5-cmirabil@redhat.com> In-Reply-To: <20220419205158.28088-1-cmirabil@redhat.com> References: <20220419205158.28088-1-cmirabil@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.78 on 10.11.54.6 Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org This patch adds the device tree bindings for the Sense HAT and each of its children devices in yaml form. Co-developed-by: Mwesigwa Guma Signed-off-by: Mwesigwa Guma Co-developed-by: Joel Savitz Signed-off-by: Joel Savitz Signed-off-by: Charles Mirabile Reviewed-by: Krzysztof Kozlowski --- .../raspberrypi,sensehat-display.yaml | 27 +++++++++ .../input/raspberrypi,sensehat-joystick.yaml | 32 ++++++++++ .../bindings/mfd/raspberrypi,sensehat.yaml | 58 +++++++++++++++++++ 3 files changed, 117 insertions(+) create mode 100644 Documentation/devicetree/bindings/auxdisplay/raspberrypi,sensehat-display.yaml create mode 100644 Documentation/devicetree/bindings/input/raspberrypi,sensehat-joystick.yaml create mode 100644 Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml diff --git a/Documentation/devicetree/bindings/auxdisplay/raspberrypi,sensehat-display.yaml b/Documentation/devicetree/bindings/auxdisplay/raspberrypi,sensehat-display.yaml new file mode 100644 index 000000000000..5e41d6b7817d --- /dev/null +++ b/Documentation/devicetree/bindings/auxdisplay/raspberrypi,sensehat-display.yaml @@ -0,0 +1,27 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/auxdisplay/raspberrypi,sensehat-display.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Raspberry Pi Sensehat Display + +maintainers: + - Charles Mirabile + - Mwesigwa Guma + - Joel Savitz + +description: + This device is part of the sensehat multi function device. + For more information see ../mfd/raspberrypi,sensehat.yaml. + + This device features a programmable 8x8 RGB LED matrix. + +properties: + compatible: + const: raspberrypi,sensehat-display + +required: + - compatible + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/input/raspberrypi,sensehat-joystick.yaml b/Documentation/devicetree/bindings/input/raspberrypi,sensehat-joystick.yaml new file mode 100644 index 000000000000..2c8bc10e6436 --- /dev/null +++ b/Documentation/devicetree/bindings/input/raspberrypi,sensehat-joystick.yaml @@ -0,0 +1,32 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/raspberrypi,sensehat-joystick.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Raspberry Pi Sensehat Joystick + +maintainers: + - Charles Mirabile + - Mwesigwa Guma + - Joel Savitz + +description: + This device is part of the sensehat multi function device. + For more information see ../mfd/raspberrypi,sensehat.yaml. + + This device features a five button joystick (up, down,left, + right, click) + +properties: + compatible: + const: raspberrypi,sensehat-joystick + + interrupts: + maxItems: 1 + +required: + - compatible + - interrupts + +additionalProperties: false diff --git a/Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml b/Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml new file mode 100644 index 000000000000..6ac43dfc0270 --- /dev/null +++ b/Documentation/devicetree/bindings/mfd/raspberrypi,sensehat.yaml @@ -0,0 +1,58 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/mfd/raspberrypi,sensehat.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Raspberry Pi Sensehat + +maintainers: + - Charles Mirabile + - Mwesigwa Guma + - Joel Savitz + +description: + The Raspberry Pi Sensehat is an addon board originally developed + for the Raspberry Pi that has a joystick and an 8x8 RGB LED display + as well as several environmental sensors. It connects via i2c and + a gpio for irq. + +properties: + compatible: + const: raspberrypi,sensehat + + reg: + maxItems: 1 + + joystick: + $ref: /schemas/input/raspberrypi,sensehat-joystick.yaml# + + display: + $ref: /schemas/auxdisplay/raspberrypi,sensehat-display.yaml# + +required: + - compatible + - reg + - joystick + - display + +additionalProperties: false + +examples: + - | + #include + i2c { + #address-cells = <1>; + #size-cells = <0>; + hat@46 { + compatible = "raspberrypi,sensehat"; + reg = <0x46>; + display { + compatible = "raspberrypi,sensehat-display"; + }; + joystick { + compatible = "raspberrypi,sensehat-joystick"; + interrupts = <23 IRQ_TYPE_EDGE_RISING>; + }; + }; + };